(19)

(11)

EP 2 227 812 A2

(12)

(88) Date of publication A3: 27.08.2009 (43) Date of publication: 15.09.2010 Bulletin 2010/37 (21) Application number: 08856920.7 (22) Date of filing: 01.12.2008

(51) International Patent Classification (IPC):  G11C 16/26(2006.01) G11C 16/30(2006.01) G11C 16/02(2006.01) (86) International application number: PCT/US2008/013255 (87) International publication number: WO 2009/073162 (11.06.2009 Gazette 2009/24)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 04.12.2007 US 999359 (71) Applicant: Micron Technology, Inc. Boise, ID 83716-9632 (US)	(72) Inventors: SARIN, Vishal Cupertino CA 95014 (US) HOEI, Jung, Sheng Newark CA 94560 (US) ROOHPARVAR, Frankie, F. Monte Sereno CA 95030 (US) MAROTTA, Giulio-Giuseppe I-RI 02043 Contigliano (IT) (74) Representative: Beresford, Keith Denis Lewis  Beresford & Co. 16 High Holborn London WC1V 6BX London WC1V 6BX (GB)